Home / 1,172,502,099,308.30-1,757,745,865,781.40-407,490,858,755.62

Finding the Fourth Proportional to 1,172,502,099,308.30, 1,757,745,865,781.40 and 407,490,858,755.62

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Solution

The fourth proportional to 1,172,502,099,308.30, 1,757,745,865,781.40 and 407,490,858,755.62 is: 610,886,217,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,502,099,308.30 : 1,757,745,865,781.40 = 407,490,858,755.62 : x
  2. Step 2: Convert to fraction form
    1,172,502,099,308.30/1,757,745,865,781.40 = 407,490,858,755.62/x
  3. Step 3: Cross multiply
    1,172,502,099,308.30x = 1,757,745,865,781.40 × 407,490,858,755.62
  4. Step 4: Simplify right side
    1,172,502,099,308.30x = 716,265,372,321,403,434,434,560
  5. Step 5: Solve for x
    x = 716,265,372,321,403,434,434,560/1,172,502,099,308.30
  6. Step 6: Final answer
    x = 610,886,217,384.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.